docs(dlp): replace HTML tags with CommonMark notation (#10613)

- [ ] Regenerate this pull request now.

PiperOrigin-RevId: 657655346

Source-Link: https://togithub.com/googleapis/googleapis/commit/aa6fe3bc9544eda519fb9d6b5449009f137715b8

Source-Link: https://togithub.com/googleapis/googleapis-gen/commit/118ba2b02273d7a38606958163420aa4b68328e7
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiMTE4YmEyYjAyMjczZDdhMzg2MDY5NTgxNjM0MjBhYTRiNjgzMjhlNyJ9
BEGIN_NESTED_COMMIT
feat(spanner/admin/database): Add support for Cloud Spanner Incremental Backups
PiperOrigin-RevId: 657612329

Source-Link: https://togithub.com/googleapis/googleapis/commit/e77b669b90be3edd814ded7f183eed3b863da947

Source-Link: https://togithub.com/googleapis/googleapis-gen/commit/0f663469f3edcc34c60c1bbe01727cc5eb971c60
Copy-Tag: eyJwIjoiLmdpdGh1Yi8uT3dsQm90LnlhbWwiLCJoIjoiMGY2NjM0NjlmM2VkY2MzNGM2MGMxYmJlMDE3MjdjYzVlYjk3MWM2MCJ9
END_NESTED_COMMIT

internal/generated/snippets/spanner/admin/database/apiv1/snippet_metadata.google.spanner.admin.database.v1.json

@@ -1,7 +1,7 @@
 {
   "clientLibrary": {
     "name": "cloud.google.com/go/spanner/admin/database/apiv1",
-    "version": "1.64.0",
+    "version": "1.65.0",
     "language": "GO",
     "apis": [
       {

internal/generated/snippets/spanner/admin/instance/apiv1/snippet_metadata.google.spanner.admin.instance.v1.json

@@ -1,7 +1,7 @@
 {
   "clientLibrary": {
     "name": "cloud.google.com/go/spanner/admin/instance/apiv1",
-    "version": "1.64.0",
+    "version": "1.65.0",
     "language": "GO",
     "apis": [
       {

internal/generated/snippets/spanner/apiv1/snippet_metadata.google.spanner.v1.json

@@ -1,7 +1,7 @@
 {
   "clientLibrary": {
     "name": "cloud.google.com/go/spanner/apiv1",
-    "version": "1.64.0",
+    "version": "1.65.0",
     "language": "GO",
     "apis": [
       {

internal/generated/snippets/spanner/executor/apiv1/snippet_metadata.google.spanner.executor.v1.json

@@ -1,7 +1,7 @@
 {
   "clientLibrary": {
     "name": "cloud.google.com/go/spanner/executor/apiv1",
-    "version": "1.64.0",
+    "version": "1.65.0",
     "language": "GO",
     "apis": [
       {